Ray changed his mind, claiming that he had been forced into confessing.雷翻了供，声称自己是被逼招供的。He was in the public dock, confessing everything, implicating everybody.他站在被告席上, 什么都招认, 什么人都咬.What is there to be ashamed of confessi...
The truing and sharpening methods of CBN wheels are summarized.综合评述了CBN砂轮的整形和修锐方法,分析了各种方法的特点和应用.The contradictions are sharpening.矛盾正在加剧.Band saw blunt files are for sharpening band saw blades having rounded gullets.主要是为...